CN102511131B - 在无线局域网系统中发送训练信号的方法和设备 - Google Patents

在无线局域网系统中发送训练信号的方法和设备 Download PDF

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Publication number
CN102511131B
CN102511131B CN201080041157.9A CN201080041157A CN102511131B CN 102511131 B CN102511131 B CN 102511131B CN 201080041157 A CN201080041157 A CN 201080041157A CN 102511131 B CN102511131 B CN 102511131B
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China
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vht
ltf
training signal
sta
destination
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Chinese (zh)
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CN102511131A (zh
Inventor
姜秉祐
卢东昱
石镛豪
卢柳珍
金奉会
李大远
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LG Electronics Inc
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LG Electronics Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
CN201080041157.9A 2009-12-10 2010-12-07 在无线局域网系统中发送训练信号的方法和设备 Active CN102511131B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28552409P 2009-12-10 2009-12-10
US61/285,524 2009-12-10
PCT/KR2010/008718 WO2011071300A2 (fr) 2009-12-10 2010-12-07 Procédé et appareil de transmission de signal d'apprentissage dans un système de réseau local sans fil

Publications (2)

Publication Number Publication Date
CN102511131A CN102511131A (zh) 2012-06-20
CN102511131B true CN102511131B (zh) 2015-09-16

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CN201080041157.9A Active CN102511131B (zh) 2009-12-10 2010-12-07 在无线局域网系统中发送训练信号的方法和设备

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Country Link
US (3) US9042484B2 (fr)
EP (2) EP3557783A1 (fr)
JP (2) JP5744895B2 (fr)
KR (2) KR101779632B1 (fr)
CN (1) CN102511131B (fr)
AU (1) AU2010328805B2 (fr)
CA (1) CA2773681C (fr)
MX (1) MX2012003190A (fr)
RU (1) RU2504080C2 (fr)
WO (1) WO2011071300A2 (fr)

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WO2011071300A3 (fr) 2011-11-10
WO2011071300A2 (fr) 2011-06-16
EP3557783A1 (fr) 2019-10-23
EP2471200A4 (fr) 2012-10-17
US10530543B2 (en) 2020-01-07
CA2773681C (fr) 2014-04-08
US9042484B2 (en) 2015-05-26
EP2471200A2 (fr) 2012-07-04
CA2773681A1 (fr) 2011-06-16
US20110142020A1 (en) 2011-06-16
MX2012003190A (es) 2012-04-30
CN102511131A (zh) 2012-06-20
JP2015122757A (ja) 2015-07-02
RU2504080C2 (ru) 2014-01-10
US9716574B2 (en) 2017-07-25
KR101341269B1 (ko) 2013-12-12
US20150236831A1 (en) 2015-08-20
KR20120028997A (ko) 2012-03-23
AU2010328805B2 (en) 2014-05-08
US20170288836A1 (en) 2017-10-05
KR101779632B1 (ko) 2017-09-18
JP5744895B2 (ja) 2015-07-08
AU2010328805A1 (en) 2012-04-05
KR20120127537A (ko) 2012-11-21
JP2013510538A (ja) 2013-03-21
JP5864790B2 (ja) 2016-02-17

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